What can be done to display the average CPU utilization of a node in a...

Comprehensive and Detailed Explanation From Exact Extract:

When a device returns multi-core CPU statistics as a table, SolarWinds Device Studio allows you to use the "Add Calculated Value" option and select the average function. This enables the web console widget to display the computed average CPU utilization automatically.

The documentation explains:

"For devices with multi-core CPUs, you can use the Add Calculated Value feature in the Device Studio to compute the average (or other statistical functions) of returned table values, which can then be visualized directly in widgets."